# ===----------------------------------------------------------------------=== #
# Copyright (c) 2024, Modular Inc. All rights reserved.
#
# Licensed under the Apache License v2.0 with LLVM Exceptions:
# https://llvm.org/LICENSE.txt
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# ===----------------------------------------------------------------------=== #
# RUN: %mojo -debug-level full %s -an_argument | FileCheck %s
# We pass an_argument here to avoid the compiler from optimizing the code
# away.

from sys import argv


# CHECK-LABEL: OK
fn main():
    if len(argv()) == 0:
        abort()
    print("== OK")
